This formula is for right triangles only. Khan Academy has a nifty drag tool that lets you see how the area of a triangle is found using the rectangleparallelogram its inscribed in. Herons Formula Area of a Triangle from Sides You can calculate the area of a triangle if you know the lengths of all three sides using a formula that has been known for nearly 2000 years.
Now lets see how to calculate the area of a triangle using the given formula.
The area of a triangle is a measurement of the area covered by the triangle. The area of the triangle is given by the formula mentioned below. Herons Formula for Area of a Triangle. Lets find out the area of a triangle in coordinate geometry.